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Computer Hardware

Computer Hardware
Which is the most difficult environmentally to dispose of?

power supplies
CRTs
hard drives
floppy drives
system boards

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Computer Hardware
When installing an internal modem, all of the following IRQ's can be used except?

10
15
12
14

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Computer Hardware
A customer calls and says her computer won't boot, she can hear noises and can see lights on the box, but nothing comes up on the screen, what should you take to the site to fix the problem?

hard drive
None of these
power supply
power cable
video card

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Computer Hardware
On the 16-bit ISA bus, IRQ2 is elevated to which higher level interrupt?

12
9
10
11

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Computer Hardware
You get a CMOS checksum error during bootup. What is most likely the cause?

CMOS battery is nearing end of life
hard drive types are incorrectly defined
power supply is bad
BIOS needs updating

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Computer Hardware
Which Motherboard form factor uses one 20 pin connector

BABY AT
ATX
All of these
AT
None of these

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